JPS4721637A - - Google Patents

Info

Publication number
JPS4721637A
JPS4721637A JP9372871A JP9372871A JPS4721637A JP S4721637 A JPS4721637 A JP S4721637A JP 9372871 A JP9372871 A JP 9372871A JP 9372871 A JP9372871 A JP 9372871A JP S4721637 A JPS4721637 A JP S4721637A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9372871A
Other languages
Japanese (ja)
Other versions
JPS5439569B2 (xx
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4721637A publication Critical patent/JPS4721637A/ja
Publication of JPS5439569B2 publication Critical patent/JPS5439569B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/66—Radar-tracking systems; Analogous systems
    • G01S13/68—Radar-tracking systems; Analogous systems for angle tracking only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/87—Combinations of systems using electromagnetic waves other than radio waves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2647—Retrodirective arrays

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Gyroscopes (AREA)
JP9372871A 1971-02-24 1971-11-24 Expired JPS5439569B2 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12862971A 1971-02-24 1971-02-24

Publications (2)

Publication Number Publication Date
JPS4721637A true JPS4721637A (xx) 1972-10-04
JPS5439569B2 JPS5439569B2 (xx) 1979-11-28

Family

ID=22436243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9372871A Expired JPS5439569B2 (xx) 1971-02-24 1971-11-24

Country Status (7)

Country Link
US (1) US3727223A (xx)
JP (1) JPS5439569B2 (xx)
DE (1) DE2157486C3 (xx)
FR (1) FR2126172B1 (xx)
GB (1) GB1367922A (xx)
IL (1) IL38104A (xx)
SE (1) SE379905B (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50103642A (xx) * 1974-01-23 1975-08-15
JPS53106846A (en) * 1977-02-24 1978-09-18 Yoshio Tashiro Method of and apparatus for bulking yarn

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063819A (en) * 1976-08-27 1977-12-20 The United States Of America As Represented By The Secretary Of The Air Force High energy laser pointing and tracking system utilizing beam angle/focus dither method of operation
US4102572A (en) * 1977-08-11 1978-07-25 Hughes Aircraft Company Dual-wavelength coherent optical adaptive systems
IT1117071B (it) * 1977-09-05 1986-02-10 Cselt Centro Studi Lab Telecom Dispositivo per trasmettere segnali multilivello su fibra ottica
US4661786A (en) * 1984-04-16 1987-04-28 Mcdonnell Douglas Corporation Method and apparatus for producing an optical phased array
US4794345A (en) * 1986-02-26 1988-12-27 Trw Inc. Phased array combination of laser beams
US4831333A (en) * 1986-09-11 1989-05-16 Ltv Aerospace & Defense Co. Laser beam steering apparatus
EP0287032B1 (en) * 1987-04-13 1996-02-28 Nec Corporation Optical alignment system
US5111208A (en) * 1989-02-23 1992-05-05 Hazeltine Corporation Calibration of plural - channel system
GB2228846B (en) * 1989-03-01 1993-08-18 Stc Plc Fibre optic transmission system
US5017921A (en) * 1989-12-13 1991-05-21 Grumman Aerospace Corporation Radar system and a method for operating a radar system
US5198607A (en) * 1992-02-18 1993-03-30 Trw Inc. Laser anti-missle defense system
SG66285A1 (en) * 1993-04-29 1999-07-20 Ericsson Inc Use of diversity transmission to relax adjacent channel requirements in mobile telephone systems
KR100608736B1 (ko) * 2003-04-29 2006-08-04 엘지전자 주식회사 스마트 안테나 시스템의 기준신호 발생장치
US8077081B2 (en) * 2008-01-29 2011-12-13 Honeywell International Inc. Ground collision instrument for aircraft and marine vehicles
JP5612257B2 (ja) * 2008-10-20 2014-10-22 株式会社Ｎｔｔドコモ マルチアンテナ測定方法、マルチアンテナ測定システム
RU2532649C2 (ru) * 2012-12-29 2014-11-10 федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский национальный исследовательский университет информационных технологий, механики и оптики" Панкратическая фокусирующая система

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE546699A (xx) * 1955-04-04
US2896073A (en) * 1957-09-13 1959-07-21 Sinclair Oil & Gas Company Apparatus to automatically control transmitter power
US3267380A (en) * 1962-10-19 1966-08-16 Sichak Associates Diversity phase control system using subcarrier identifying signals
GB1155603A (en) * 1965-11-10 1969-06-18 Standard Telephones Cables Ltd Automatic Phase Control for Radio Transmitters
US3453559A (en) * 1966-04-01 1969-07-01 Sperry Rand Corp Multiple laser amplifier phase control system
US3424269A (en) * 1966-09-30 1969-01-28 Bell Telephone Labor Inc Multipath focusing signal processor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50103642A (xx) * 1974-01-23 1975-08-15
JPS53106846A (en) * 1977-02-24 1978-09-18 Yoshio Tashiro Method of and apparatus for bulking yarn
JPS5922817B2 (ja) * 1977-02-24 1984-05-29 義夫 田代 糸の嵩高加工装置

Also Published As

Publication number Publication date
FR2126172B1 (xx) 1975-02-21
DE2157486A1 (de) 1972-09-21
JPS5439569B2 (xx) 1979-11-28
DE2157486C3 (de) 1979-09-20
FR2126172A1 (xx) 1972-10-06
IL38104A0 (en) 1972-02-29
GB1367922A (en) 1974-09-25
SE379905B (xx) 1975-10-20
US3727223A (en) 1973-04-10
DE2157486B2 (de) 1979-02-01
IL38104A (en) 1974-01-14

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